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0413755c95
Special QPs (SMI and GSI) have different rules in regards of their QP numbers. While all other QP numbers are unique per-device, the QP0 and QP1 are created per-port as requested by IBTA. In multiple port devices, the number of SMI and GSI QPs with be equal to the number ports. $ rdma dev 0: ibp0s9: node_type ca fw 4.4.9999 node_guid 5254:00c0:fe12:3455 sys_image_guid 5254:00c0:fe12:3455 $ rdma link 0/1: ibp0s9/1: subnet_prefix fe80:0000:0000:0000 lid 13397 sm_lid 49151 lmc 0 state ACTIVE physical_state LINK_UP 0/2: ibp0s9/2: subnet_prefix fe80:0000:0000:0000 lid 13397 sm_lid 49151 lmc 0 state UNKNOWN physical_state UNKNOWN Before: $ rdma res show qp type SMI,GSI link ibp0s9/1 lqpn 0 type SMI state RTS sq-psn 0 comm [ib_core] link ibp0s9/1 lqpn 1 type GSI state RTS sq-psn 0 comm [ib_core] After: $ rdma res show qp type SMI,GSI link ibp0s9/1 lqpn 0 type SMI state RTS sq-psn 0 comm [ib_core] link ibp0s9/1 lqpn 1 type GSI state RTS sq-psn 0 comm [ib_core] link ibp0s9/2 lqpn 0 type SMI state RTS sq-psn 0 comm [ib_core] link ibp0s9/2 lqpn 1 type GSI state RTS sq-psn 0 comm [ib_core] Link: https://lore.kernel.org/r/20201104144008.3808124-4-leon@kernel.org Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com> |
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